1,3-DIISOPROPYLBENZENE

UN Number: 3082 - CAS Number: 25321-09-9

Also known as: BENZENE, DIISOPROPYL, BIS(1-METHYLETHYL)-BENZENE, CUMENE BOTTOMS, DIPB

Information on chemical

External resources

CAMEO Chemical Database
WISER Substance List

Description

UN number	3082
CAS number	25321-09-9

Physical chemical data

Physical State (20°C)

Liquid

Density (kg/m3)

856 [Kg/m³] at a temperature of 20°C

Molar mass (g/mol)

162.3

Density of gas (kg/m3)

7.22

Boiling Point (°C)

203

Melting Point (°C)

-63

Vapour Pressure (Pa)

133 (34�C) [Pa] at a temperature of 20°C

Ignition Temperature (°C)

449

Flash Point (°C)

Lower explosivity limit (LEL) (volume %)

0.9

Upper explosivity limit (UEL) (volume %)

6.5

Behaviour at sea

Additional data

Colour	clear amber
Odour	odourless
Standard behavior classification	F/FD

Transportation data

Transport mode	Bulk,Packaged
Package group	III
Cargo group	32
State	liquid
Temperature (°C)	ambient
Family name	aromatic hydrocarbons

Reactivity data

Water	No
Acid(s)	Yes
Oxidizing agents	Yes

GESAMP Hazard profile

Bioaccumulation in logPow (A1A)	5 - ≥5 and ≤ ca.7
Bioaccumulation in BCF (A1B)	4 - ≥500 and <4000
Bioaccumulation (A1)	4 - High potential to bioaccumulate
Biodegradation (A2)	NR - Not readily biodegradable
Acute aquatic toxicity (B1) (LC/EC/IC50 (mg/l))	4 - Highly toxic
Acute mammalian toxicity by swallowing (C1) (LD50 (mg/kg))	0 - Negligible
Acute mammalian toxicity by skin penetration (C2) (LD50 (mg/kg))	0 - Negligible
Acute mammalian toxicity by inhalation (C3) (LC50 (mg/l))	2 - Moderate
Skin irritation/corrosivity (D1)	2 - Irritating
Eye irritation/corrosivity (D2)	1 - Mildly irritating
Interference with coastal amenities (E2)	F - Floating substance, not likely to evaporate or to dissolve quickly
Effects on wildlife and bottom habitats (E3)	2 - Is a persistent floater; and/or is moderately acutely toxic; and/or is irritating to skin and/or eyes; and/or has long-term health effects other than carcinogenicity, mutagenicity or reprotoxicity; and/or is highly flammable; and/or is flammable and is a floater with evaporative properties

Human toxicity threshold

Ecotoxicity

Incident reports

No incident reports available

Emergency Response Guidebook

Guide number: 171

See the guide or download the emergency response guidebook

At sea emergency guide

No guides available

Decision trees

No decision trees available

No additional data